TWM504340U - Keyboard device - Google Patents

Abstract

A keyboard device includes a key circuit layer, a base layer, an outer protective layer, a soft material layer and a recessed pattern. The base layer covers the key circuit layer. The soft material layer is sandwiched between the outer protective layer and the base layer, and is provided with a first color. The recessed pattern is concavely formed on the soft material layer, and is provided with a second color different from the first color. The outer protective layer is transparent, and covers the recessed pattern.

Description

Keyboard device

The present invention relates to a keyboard device, and more particularly to an anti-wear keyboard device.

According to the rapid development of electronic technology and multimedia information, electronic devices, such as notebook computers, tablet computers, and smart phones, have been developed in the light of work, life, and life. In this way, in order to facilitate the quick input of text, numbers or instructions, the user also allows the electronic device to be equipped with or externally connected with a physical keyboard for convenient use for a long time.

However, the key pattern of the physical keyboard may also be touched for a long time, causing the key pattern of the physical keyboard to wear out, causing the font to be blurred or discolored. In addition, if the touch surface of the operating surface of the physical keyboard is not good, the user often causes frustration and discomfort under long-term use.

Therefore, how to develop a solution to improve the above-mentioned lacks and inconveniences is an important issue that the relevant industry is currently unable to delay.

In view of this, one of the aims of the present invention is to provide an improved keyboard device for solving the problems described in the prior art, that is, not only reducing the chance of the button pattern of the physical keyboard being worn and damaged, but also improving the physical keyboard. Touch performance.

In order to achieve the above object, according to one embodiment of the present invention, a keyboard device includes a key switch layer, a base layer, an outer protective layer, a soft material layer and a concave pattern. The base layer covers the key switch layer. The outer protective layer is transparent and covers the concave pattern. The layer of soft material is sandwiched between the base layer and the outer protective layer. The layer of soft material has a first color. The recessed pattern is recessed on the layer of soft material and has a second color different from the first color.

In one or more embodiments of the present invention, the recessed pattern extends through the layer of soft material such that a portion of the surface of the base layer is exposed, wherein a portion of the surface of the base layer has a second color.

In one or more embodiments of the present invention, the layer of soft material comprises a body layer and a layer of colored paint. The body layer covers one side of the base layer facing away from the key switch layer. The colored coating layer covers the body layer back to one side of the base layer and has a first color. The recessed pattern extends through the layer of colored paint such that a portion of the surface of the body layer is exposed and a portion of the surface of the body layer has a second color.

In one or more embodiments of the present invention, the base layer comprises a bottom layer and a foam layer. The bottom layer is overlaid on the key switch layer. The foamed layer is sandwiched between the bottom layer and the layer of soft material and has a raised bump. The raised bump protrudes from one side of the foam layer facing the bottom layer, aligns one of the button switch layers, and is softened The layer of material is covered such that the layer of soft material correspondingly forms a matching protrusion. The recessed pattern is located on one side of the raised portion opposite the bottom layer, exposing the raised bump to one side of the bottom layer, and the side of the raised bump having a second color.

In one or more embodiments of the present creation, the outer protective layer is formed entirely on the layer of soft material.

In one or more embodiments of the present invention, the outer protective layer covers the side of the raised portion, and the area of the outer protective layer is equal to the area of the side of the raised portion.

In one or more embodiments of the present invention, the outer protective layer covers the recessed pattern and exposes the side of the raised portion.

In one or more embodiments of the present invention, the keyboard device further includes a light emitting layer. The light-emitting layer is sandwiched between the base layer and the button switch layer, and is configured to emit light through the base layer, the recess pattern, and the outer protective layer.

In one or more embodiments of the present invention, the layer of soft material is a leather layer, a rubber layer, or a fiberglass layer.

In one or more embodiments of the present invention, the outer protective layer is an operational touch layer having a matte surface.

According to another embodiment of the present invention, the keyboard device comprises a button switch layer, a base layer, at least one outer protective layer, a soft material layer and a plurality of recess patterns. The key switch layer includes a plurality of key switches. The base layer covers the push button switches, and a plurality of raised bumps are formed on one side of the back switch switch layer, and the raised bumps are respectively aligned with the push button switches. The layer of soft material covers the base layer and the raised bumps such that the layers of soft material respectively form a plurality of raised portions that match the shape of the raised bumps, wherein the raised portions face the mask of one of the base layers with a first color. Each recessed pattern is recessed on the side of one of the raised portions, respectively There is a second color different from the first color. The outer protective layer is transparent and covers the recessed patterns.

In one or more embodiments of the present invention, each of the recessed patterns extends through the layer of soft material such that a portion of the surface of the base layer is exposed, wherein a portion of the surface of the base layer has a second color.

In one or more embodiments of the present invention, the layer of soft material comprises a body layer and a layer of colored paint. The body layer covers one side of the base layer facing away from the key switch layer. The colored coating layer covers one side of the body layer facing away from the base layer, and the colored coating layer has a first color. Each recessed pattern extends through the layer of colored paint such that a portion of the surface of the body layer is exposed, respectively, and the portions of the surface of the body layer have a second color.

In one or more embodiments of the present invention, the base layer comprises a bottom layer and a foam layer. The bottom layer covers one side of the key switch layer. The foam layer is sandwiched between the bottom layer and the soft material layer, and the bumps protrude from one side of the foam layer facing the bottom layer and are covered by the soft material layer, and each recess pattern exposes a part of the surface of the foam layer, and A portion of the surface of the foam layer has a second color.

In one or more embodiments of the present creation, the number of outer protective layers is a single and is formed entirely on the layer of soft material.

In one or more embodiments of the present invention, the number of outer protective layers is plural, and the outer protective layers respectively cover one side of the convex portion facing away from the base layer.

In one or more embodiments of the present invention, the number of outer protective layers is plural, and the outer protective layers cover only the concave patterns, respectively.

Thus, the technical solution of the present invention has obvious advantages and beneficial effects compared with the prior art. With the above technical solutions, considerable technology can be achieved Progressive and practical, and has extensive industrial use value.

The above description is only used to explain the problems to be solved by the present invention, the technical means for solving the problems, the effects thereof, and the like, and the specific details of the present invention will be described in detail in the following embodiments and related drawings.

10~15‧‧‧ keyboard device

100‧‧‧Key switch layer

110‧‧‧Key switch

200, 201‧‧‧ base layer

210‧‧‧ bottom layer

220‧‧‧Foam layer

300‧‧‧ outer protective layer

400, 401‧‧‧ soft material layer

410‧‧‧ body layer

420‧‧‧Colored paint layer

500‧‧‧ recessed pattern

600‧‧‧ raised bumps

600T‧‧‧ top surface of the raised bump

Top surface area of 600A‧‧‧ raised bumps

700‧‧‧ raised parts

700T‧‧‧ top surface of the raised part

700A‧‧‧Top surface area of the raised portion

800‧‧‧Lighting layer

The above and other objects, features, advantages and embodiments of the present invention can be more clearly understood. The description of the drawings is as follows: FIG. 1 is a top view of a keyboard device according to an embodiment of the present invention; 2 is a partial cross-sectional view of the first embodiment, and FIG. 3 is a partial cross-sectional view of the keyboard device according to another embodiment of the present invention, the cross-sectional position of which is the same as that of FIG. 2; FIG. 4A to FIG. According to a partial cross-sectional view of a keyboard device according to another embodiment of the present invention, the cross-sectional position is the same as that of FIG. 2; and FIG. 5 is a partial cross-sectional view of the keyboard device according to another embodiment of the present invention, the cross-sectional position and the second The figure is the same.

The plural embodiments of the present invention are disclosed in the following figures, and for the sake of clarity, many practical details will be described in the following description. However, it will be appreciated by those skilled in the art that these practical details are not necessary in the context of this inventive part and therefore are not intended to limit the present invention. In addition, some of the conventional structures and elements are shown in the drawings in a simplified schematic manner in order to simplify the drawings. In addition, for the convenience of the reader, The dimensions of the various elements in the drawings are not drawn to scale.

FIG. 1 is a top view of a keyboard device 10 according to an embodiment of the present invention. Fig. 2 is a partial cross-sectional view taken along line 2-2 of Fig. 1. As shown in FIGS. 1 and 2, according to the present embodiment, the keyboard device 10 includes a key switch layer 100, a base layer 200, an outer protective layer 300, a soft material layer 400, and a plurality of recess patterns 500. The key switch layer 100 has a plurality of key switches 110. The push button switches 110 can be arranged at intervals on a circuit board (not shown), and can also be implemented with a structure such as a connecting rod and a key cap (not shown). The base layer 200 covers the key switches 110 of the key switch layer 100. The layer of soft material 400 is sandwiched between the base layer 200 and the outer protective layer 300, and the layer of soft material 400 has a first color. The recess pattern 500 is recessed on the soft material layer 400, and the recess pattern 500 can integrally expose a pattern having a second color (for example, the button pattern "G" of FIG. 1). Since the first color is different from the second color, there is even a significant difference, so that the recess pattern 500 having the second color is visually highlighted outside the soft material layer 400. The outer protective layer 300 is transparent and covers the recess pattern 500 for the user to touch the push button switches 110 through the outer protective layer 300 and protect the recess pattern 500 from being easily worn or damaged.

In this way, the keyboard device of the present invention not only reduces the chance of the button pattern of the keyboard device being worn and damaged through the protection of the outer protective layer, but also allows the user to feel the tactile performance of the soft material layer through the outer protective layer.

In the present embodiment, the recess pattern 500 extends only through the soft material layer 400 such that the recess pattern 500 exposes a portion of the surface of the base layer 200 and exposes a second color of the portion of the surface of the base layer 200. As such, when the user views the recessed pattern 500 (as indicated by the solid line) and the layer of soft material 400 The top surface (as indicated by the dashed line), since the first color of the surface of the soft material layer 400 is different from the second color of the base layer 200, there is even a significant difference with respect to the first color of the surface of the soft material layer 400, The second color of the base layer 200 is visually apparently revealed from the recess pattern 500.

In the present embodiment, more specifically, the base layer 200 is fixed to the key switch layer 100 through a glue (not shown); then, the soft material layer 400 is a single layer of colored material layer, which is disposed on the base. The layer 200 faces away from one side of the key switch layer 100; then, through a laser engraving process, but the creation is not limited to this process, the soft material layer 400 is operated, so that the corresponding position of the soft material layer 400 is removed and a The key pattern 200 (such as characters, symbols, numbers, etc.) is penetrated through the soft material layer 400 to expose the base layer 200 having the second color; finally, in order to protect the soft material layer 400 or at least the recess pattern 500 from being worn and damaged, In the present embodiment, the outer protective layer 300 is integrally formed on the soft material layer 400, that is, the outer protective layer 300 directly covers the soft material layer 400 facing away from one side of the base layer 200, and is also filled in the recess pattern 500. The soft material layer 400 and the recess pattern 500 are not directly touched by the user, so that the outer protective layer 300 becomes the outermost one of the keyboard device 10 to operate the touch layer.

Further, in order to reduce the frustration and discomfort generated by the user under the keyboard device 10 for a long time, the present embodiment makes the tactile sensation of the outer protective layer 300 similar to the tactile sensation of the soft material layer 400, for example, external The surface of the protective layer 300 is subjected to matte treatment to form a matte surface on the surface of the protective layer.

However, the present creation is not limited to this, and in other embodiments, this Those having ordinary knowledge in the field of creation may also change the surface of the outer protective layer 300 to a glossy or smooth surface according to requirements or limitations.

3 is a partial cross-sectional view of the keyboard device 11 according to another embodiment of the present invention, and the cross-sectional position thereof is the same as that of FIG. 2. The keyboard device 10 of FIG. 2 is substantially the same as the keyboard device 11 of FIG. 3, wherein a difference is that, as shown in FIG. 3, the soft material layer 401 is a multi-layer structure, and the multi-layer structure includes at least one main body layer 410 and one Colored coating layer 420. The body layer 410 covers one side of the base layer 200 facing away from the key switch layer 100. The colored coating layer 420 is covered by the body layer 410 against one side of the base layer 200 by, for example, a spraying or plating process. The recess pattern 500 extends only through the colored paint layer 420 such that a portion of the surface of the body layer 410 is exposed. However, the multilayer structure of the present invention is not limited to the main layer and the colored coating layer.

As such, when the user views the recessed pattern 500 (as indicated by the solid line) and the top surface of the colored paint layer 420 (as indicated by the dashed line), due to the color of the colored paint layer 420 itself (ie, the first color, for example , black) is different from the color of the body layer 410 itself (ie, the second color, for example, white), and even has a significant difference, the second color of the body layer 410 itself is obtained with respect to the first color of the colored paint layer 420 itself. Visually apparent from the recessed pattern 500.

FIG. 4A is a partial cross-sectional view of the keyboard device 12 according to still another embodiment of the present invention, and the cross-sectional position thereof is the same as that of FIG. 2. The keyboard device 10 of FIG. 2 is substantially the same as the keyboard device 12 of FIG. 4A. One difference is that, as shown in FIG. 4A, in the present embodiment, the base layer 201 is a multi-layer structure, and the multi-layer structure includes at least one bottom layer 210. With a foam layer 220. The bottom layer 210 is overlaid on the key switch layer 100. For example, the bottom layer 210 is a cloth layer that is fixed by a glue. On the key switch layer 100. The foam layer 220 is directly sandwiched between the bottom layer 210 and the soft material layer 400, and has a plurality of raised bumps 600 after being hot-pressed. The bumps 600 protrude from one side of the foam layer 220 facing away from the bottom layer 210 and are respectively aligned with the button switches 110. In addition, when the soft material layer 400 covers the base layer 201 and the bumps 600, a plurality of matching protrusions 700 are correspondingly formed so that the user can be regarded as a key cap of the physical keyboard and touched through the outer protective layer 300. Any raised portion 700. In addition, the recess pattern 500 is formed on the top surface 700T of the protrusion 700, that is, the protrusion 700 faces away from one side of the bottom layer 210, and exposes the top surface 600T of the bump bump 600, that is, the bump bump 600 faces away from the bottom layer 210. one side.

Therefore, since the first color of the top surface 700T of the raised portion 700 is different from the second color of the top surface 600T of the raised bump 600, there is even a significant difference from the first color of the top surface 700T of the raised portion 700. The second color of the top surface 600T of the raised bump 600 is visually apparently highlighted from the recess pattern 500.

FIG. 4B is a partial cross-sectional view of the keyboard device 13 according to still another embodiment of the present invention, and the cross-sectional position thereof is the same as that of FIG. 2 . The keyboard device 12 of FIG. 4A is substantially the same as the keyboard device 13 of FIG. 4A. One difference is that the outer protective layer 300 does not completely cover one surface of the soft material layer 400. In particular, the plurality of outer protective layers 300 respectively The top surface 700T of each of the bosses 700 is covered, in other words, the area of the outer protective layer 300 is equal to the area 700A of the top surface 700T of the boss 700. Since the user is mostly the top surface 700T of the pressing protrusion 700, the outer protective layer 300 covers only the top surface 700T of each convex portion 700, which can save material cost.

FIG. 4C is a diagram showing a keyboard assembly according to still another embodiment of the present creation. A partial cross-sectional view of the 14 is the same as that of Fig. 2. The keyboard device 14 of FIG. 4C is substantially the same as the keyboard device 12 of FIG. 4A. One difference is that the outer protective layer 300 does not completely cover the top surface 700T of the convex portion 700, in particular, the plurality of outer protective layers 300. Each of the recess patterns 500 is covered only, and a large portion of the top surface 700T of the bumps 700 is exposed. Since the user is mostly the top surface 700T of the pressing protrusion 700, the outer protective layer 300 covers only the respective recess patterns 500, thereby saving material cost and allowing predetermined patterns (such as characters, symbols or numbers, etc.) of the buttons. It can also present a special three-dimensional appearance.

FIG. 5 is a partial cross-sectional view of the keyboard device 15 according to still another embodiment of the present invention, and the cross-sectional position thereof is the same as that of FIG. 2 . The keyboard device 12 of FIG. 4A is substantially the same as the keyboard device 15 of FIG. 5, with one difference being that the keyboard device 15 further includes a light emitting layer 800. The light emitting layer 800 is directly sandwiched between the base layer 201 and the key switch layer 100. For example, the light emitting layer 800 includes a plurality of light emitting diodes and a flexible circuit board (not shown), and the light emitting diodes are disposed on the flexible circuit board at intervals. The light-emitting layer can also be implemented by using a diode with a light guide plate or a cold light plate. In this manner, the light-emitting layer 800 can emit light through the base layer 201, the recess pattern 500, and the outer protective layer 300.

More specifically, since the light of the light-emitting layer 800 needs to be externally transmitted through the base layer 201, the recess pattern 500, and the outer protective layer 300, the base layer 201 and the recess pattern 500 are transparent or at least light transmissive.

It should be understood that, in the above embodiments, the base layer is not limited to the material, as long as it can support the soft material layer and become the carrier of the soft material layer and the outer protective layer, which falls within the spirit and scope of the present creation; The material layer is a leather layer, a rubber layer or a glass fiber layer. However, this creation is not limited to the above soft materials. The type of material layer, as long as it allows the user to feel the soft touch, is within the spirit and scope of the creation; in addition, the outer protective layer, such as ultraviolet (UV) line cured coating or polyurethane (PU) coating . However, the present invention is not limited to the types of the outer protective layer described above, and it is within the spirit and scope of the present invention as long as it can protect the soft material layer or at least the concave pattern.

Although the present invention has been disclosed in the above embodiments, it is not intended to limit the present invention, and any person skilled in the art can make various changes and refinements without departing from the spirit and scope of the present invention. The scope is subject to the definition of the scope of the patent application attached.

10‧‧‧ keyboard device

100‧‧‧Key switch layer

110‧‧‧Key switch

200‧‧‧Basic layer

300‧‧‧ outer protective layer

400‧‧‧Soft material layer

500‧‧‧ recessed pattern

Claims (20)

A keyboard device comprising: a button switch layer; a base layer covering the button switch layer; an outer protective layer being transparent; a soft material layer sandwiching between the base layer and the outer protective layer, wherein The soft material layer has a first color; and a recessed pattern is recessed on the soft material layer and has a second color different from the first color, wherein the outer protective layer covers the recessed pattern. The keyboard device of claim 1, wherein the recessed pattern extends through the layer of soft material such that a portion of the surface of the base layer is exposed, wherein the portion of the surface of the base layer has the second color. The keyboard device of claim 1, wherein the soft material layer comprises: a body layer covering the base layer facing away from one side of the button switch layer; and a colored paint layer covering the body layer facing the base One side of the layer having the first color, wherein the recess pattern extends through the layer of colored paint such that a portion of the surface of the body layer is exposed, and the portion of the surface of the body layer has the second color. The keyboard device of claim 1, wherein the base layer comprises: a bottom layer covering one side of the key switch layer; and a foam layer sandwiched between the bottom layer and the soft material layer, having a ridge a bump protruding from a side of the foam layer facing the bottom layer, aligning a button switch of the button switch layer, and being covered by the soft material layer, so that the soft material layer is correspondingly formed to match a raised portion, wherein the recessed pattern is located on a side of the raised portion facing the bottom layer, exposing the raised bump to a side of the bottom layer, and the raised bump has the second surface facing the bottom layer colour. The keyboard device of claim 1 or 4, wherein the outer protective layer is formed entirely on the layer of soft material. The keyboard device of claim 4, wherein the outer protective layer covers the face of the raised portion facing the bottom layer, and the area of the outer protective layer is equal to the area of the raised portion facing the face of the bottom layer. The keyboard device of claim 4, wherein the outer protective layer covers the recessed pattern and exposes the raised portion to the face of the bottom layer. The keyboard device of claim 1, further comprising: a light-emitting layer sandwiched between the base layer and the button switch layer, and configured to emit light through the base layer, the recess pattern and the outer protective layer. The keyboard device of claim 1, wherein the soft material layer is a leather layer, a rubber layer or a glass fiber layer. The keyboard device of claim 1, wherein the outer protective layer is an operational touch layer having a matte surface. A keyboard device comprising: a button switch layer comprising a plurality of button switches; a base layer covering the button switches, wherein a plurality of raised bumps are formed on one side of the button switch layer, and the raised bumps are respectively Aligning the button switches; a layer of soft material covering the base layer and the raised bumps, so that the soft material layers respectively form a plurality of protrusions matching the shapes of the raised bumps, wherein The protrusions have a first color facing the mask of the base layer; a plurality of recess patterns, each of the recess patterns being recessed on the one of the protrusions, respectively having a different a second color of the first color; and at least one outer protective layer that is transparent and covers the recessed patterns. The keyboard device of claim 11, wherein each of the recessed patterns extends through the layer of soft material such that a portion of the surface of the base layer is exposed, wherein the portion of the surface of the base layer has the second color. The keyboard device of claim 11, wherein the soft material layer comprises: a main body layer covering the base layer facing away from one side of the key switch layer; and a colored paint layer covering the main layer back to the base One of the layers having the first color, wherein each of the concave patterns extends through the colored coating layer such that a portion of the surface of the body layer is exposed, and the portions of the surface of the body layer have the second surface colour. The keyboard device of claim 11, wherein the base layer comprises: a bottom layer covering one side of the key switch layer; and a foam layer sandwiched between the bottom layer and the soft material layer, the bumps The bump protrudes from the foam layer to face one of the bottom layer and is covered by the soft material layer, wherein each of the recess patterns exposes a part of the surface of the foam layer, and the foam layer Some of the surfaces have the second color. The keyboard device of claim 11, wherein the at least one outer protective layer is formed entirely on the layer of soft material. The keyboard device of claim 11, wherein the number of the at least one outer protective layer is plural, and the outer protective layers respectively cover the convex portions facing away from one side of the base layer. The keyboard device of claim 11, wherein the number of the at least one outer protective layer is plural, and the outer protective layers respectively cover only the concave patterns. The keyboard device of claim 11, further comprising: a light-emitting layer sandwiched between the base layer and the button switch layer, and configured to transmit the base layer, the recess patterns, and the at least one outer protective layer Glowing. The keyboard device of claim 11, wherein the soft material layer is a leather layer, a rubber layer or a glass fiber layer. The keyboard device of claim 11, wherein the outer protective layer is an operational touch layer having a matte surface.